收紧输入渲染与后台配置权限

app/Http/Controllers/Admin/ChangelogController.php

@@ -174,18 +174,29 @@ class ChangelogController extends Controller
      */
     private function saveChangelogNotification(DevChangelog $log): void
     {
-        $typeLabel = DevChangelog::TYPE_CONFIG[$log->type]['label'] ?? '更新';
-        $url = url('/changelog').'#v'.$log->version;
+        // 广播文案允许保留安全链接，但标题与版本号必须先做 HTML 转义，避免系统消息被拼成恶意标签。
+        $safeTypeLabel = e(DevChangelog::TYPE_CONFIG[$log->type]['label'] ?? '更新');
+        $safeVersion = e((string) $log->version);
+        $safeTitle = e((string) $log->title);
+        $detailUrl = e($this->buildChangelogDetailUrl($log));
 
         SaveMessageJob::dispatch([
             'room_id' => 1,
             'from_user' => '系统公告',
             'to_user' => '大家',
-            'content' => "📢 【版本更新 {$typeLabel}】v{$log->version}《{$log->title}》— <a href=\"{$url}\" target=\"_blank\" class=\"underline\">点击查看详情</a>",
+            'content' => "📢 【版本更新 {$safeTypeLabel}】v{$safeVersion}《{$safeTitle}》— <a href=\"{$detailUrl}\" target=\"_blank\" rel=\"noopener\" class=\"underline\">点击查看详情</a>",
             'is_secret' => false,
             'font_color' => '#7c3aed',
             'action' => '',
             'sent_at' => now()->toIso8601String(),
         ]);
     }
+
+    /**
+     * 生成开发日志详情链接，并对版本片段做 URL 编码，避免广播 href 被注入额外属性。
+     */
+    private function buildChangelogDetailUrl(DevChangelog $log): string
+    {
+        return route('changelog.index').'#v'.rawurlencode((string) $log->version);
+    }
 }

app/Http/Controllers/Admin/SystemController.php

@@ -17,28 +17,37 @@ use App\Models\SysParam;
 use App\Services\ChatStateService;
 use Illuminate\Http\RedirectResponse;
 use Illuminate\Http\Request;
+use Illuminate\Support\Str;
 use Illuminate\View\View;
 
+/**
+ * 类功能：后台通用系统参数配置控制器
+ * 仅允许维护低敏公共参数，站长专属敏感配置需走各自独立页面。
+ */
 class SystemController extends Controller
 {
+    /**
+     * 构造函数注入聊天室状态服务
+     */
     public function __construct(
         private readonly ChatStateService $chatState
     ) {}
 
     /**
-     * 显示全局参数配置表单
+     * 显示通用系统参数配置表单
      */
     public function edit(): View
     {
-        // 读取数据库中最新的参数 (剔除专属模块已接管的配置，避免重复显示)
-        $params = SysParam::whereNotIn('alias', ['chatbot_enabled'])
-            ->where('alias', 'not like', 'smtp_%')
-            ->get()->pluck('body', 'alias')->toArray();
+        $editableAliases = $this->editableSystemAliases();
 
-        // 为后台界面准备的文案对照 (可动态化或硬编码)
-        $descriptions = SysParam::whereNotIn('alias', ['chatbot_enabled'])
-            ->where('alias', 'not like', 'smtp_%')
-            ->get()->pluck('guidetxt', 'alias')->toArray();
+        // 通用系统页仅加载白名单字段，避免站长专属配置被普通高管查看。
+        $systemParams = SysParam::query()
+            ->whereIn('alias', $editableAliases)
+            ->orderBy('id')
+            ->get(['alias', 'body', 'guidetxt']);
+
+        $params = $systemParams->pluck('body', 'alias')->all();
+        $descriptions = $systemParams->pluck('guidetxt', 'alias')->all();
 
         return view('admin.system.edit', compact('params', 'descriptions'));
     }
@@ -48,16 +57,19 @@ class SystemController extends Controller
      */
     public function update(Request $request): RedirectResponse
     {
-        $data = $request->except(['_token', '_method']);
+        // 只接受通用系统页白名单内的字段，忽略任何伪造提交的敏感键。
+        $data = $request->only($this->editableSystemAliases());
 
         foreach ($data as $alias => $body) {
+            $normalizedBody = (string) $body;
+
             SysParam::updateOrCreate(
                 ['alias' => $alias],
-                ['body' => $body]
+                ['body' => $normalizedBody]
             );
 
-            // 写入 Cache 保证极速读取
-            $this->chatState->setSysParam($alias, $body);
+            // 仅对白名单字段同步缓存，杜绝越权请求覆盖站长专属配置。
+            $this->chatState->setSysParam($alias, $normalizedBody);
 
             // 同时清除 Sysparam 模型的内部缓存
             SysParam::clearCache($alias);
@@ -65,4 +77,31 @@ class SystemController extends Controller
 
         return redirect()->route('admin.system.edit')->with('success', '系统参数已成功更新并生效！');
     }
+
+    /**
+     * 获取通用系统页允许维护的参数别名白名单
+     *
+     * @return array<int, string>
+     */
+    private function editableSystemAliases(): array
+    {
+        return SysParam::query()
+            ->orderBy('id')
+            ->pluck('alias')
+            ->filter(fn (string $alias): bool => ! $this->isSensitiveAlias($alias))
+            ->values()
+            ->all();
+    }
+
+    /**
+     * 判断参数是否属于站长专属敏感配置
+     */
+    private function isSensitiveAlias(string $alias): bool
+    {
+        if (Str::startsWith($alias, ['smtp_', 'vip_payment_', 'wechat_bot_', 'chatbot_'])) {
+            return true;
+        }
+
+        return Str::endsWith($alias, ['_password', '_secret', '_token', '_key']);
+    }
 }